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Recursion
medium
0:00.0
Find
a
0
a_0
a
0
if
a
n
=
a
n
−
1
+
2
a_n = a_{n-1} + 2
a
n
=
a
n
−
1
+
2
and
a
5
=
10
a_5 = 10
a
5
=
10
.
A
−
2
-2
−
2
B
5
C
0
D
2
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